RESIDUE   DDX     21
CONECT      P      4 OP1  OP2  OP3  O5' 
CONECT      OP1    1 P   
CONECT      OP2    2 P    HOP2
CONECT      OP3    2 P    HOP3
CONECT      O5'    2 P    C5' 
CONECT      C5'    4 O5'  C4'  H5'  H5''
CONECT      C4'    4 C5'  O4'  C3'  H4' 
CONECT      O4'    2 C4'  C1' 
CONECT      C1'    4 O4'  C2'  O1'  H1' 
CONECT      C3'    3 C4'  C2'  H3' 
CONECT      C2'    3 C1'  C3'  H2' 
CONECT      O1'    2 C1'  HO1'
CONECT      HOP2   1 OP2 
CONECT      HOP3   1 OP3 
CONECT      H5'    1 C5' 
CONECT      H5''   1 C5' 
CONECT      H4'    1 C4' 
CONECT      H1'    1 C1' 
CONECT      H3'    1 C3' 
CONECT      H2'    1 C2' 
CONECT      HO1'   1 O1' 
END   
HET    DDX             21
HETNAM     DDX 2',3'-DEHYDRO-2',3'-DIDEOXYRIBOFURANOSE-5'-PHOSPHATE
FORMUL      DDX    C5 H9 O6 P1